CN108007317A - Radial internal clearance measuring device and Bearing testing equipment - Google Patents
Radial internal clearance measuring device and Bearing testing equipment Download PDFInfo
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- CN108007317A CN108007317A CN201711498269.7A CN201711498269A CN108007317A CN 108007317 A CN108007317 A CN 108007317A CN 201711498269 A CN201711498269 A CN 201711498269A CN 108007317 A CN108007317 A CN 108007317A
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- plate
- connecting plate
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- bearing
- locating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention relates to the technical field of bearing inspection side, more particularly, to a kind of radial internal clearance measuring device and Bearing testing equipment, which includes：Supporting item, locating core, inner ring retaining mechanism, measuring mechanism and jacking mechanism；Locating core is arranged on the side of supporting item；It is provided with the first locating slot on locating core, and the first locating slot is through the side of locating core；Inner ring retaining mechanism is arranged in the first locating slot, and inner ring retaining mechanism can be moved along the inner cavity of the first locating slot to the side of locating core；Measuring mechanism is arranged on directly over locating core, and measuring mechanism can be moved vertically；Jacking mechanism is arranged on immediately below locating core, and jacking mechanism can be moved vertically.Radial internal clearance measurement solve existing bearing it is horizontal measurement bearing clearance when, the rolling element of bearing tilts, it is impossible to fits closely the outer ring of rolling element and bearing, makes the larger technical problem of radial measurement error.
Description
Technical field
The present invention relates to the technical field of bearing inspection side, more particularly, to a kind of radial internal clearance measuring device and Bearing testing
Equipment.
Background technology
The radial internal clearance of bearing refers to that when not being installed on axis or bearing housing, a side of its inner ring or outer ring is consolidated for bearing
It is fixed, amount of movement when then radially moving the loose side of bearing clearance.The size of clearance during operating is to bearing
Rolling fatigue life, temperature rise, noise, the performance such as vibration have an impact.Therefore, the radial internal clearance of bearing is the important of bearing accuracy
Index, it is necessary to meet corresponding tolerance, it is necessary to accurately be measured.
In the prior art, radial internal clearance measurement uses horizontal measurement, and bearing level is covered on locating core on the table,
Realize the purpose of fixing bearing inner ring, then radial internal clearance is measured by surveying pen, but in such setting may make
There is angle in the axis of rolling element and bearing between circle and outer ring, and when external force promotes outer ring, inclined rolling element hampers
Bearing outer ring moves radially, it is impossible to fits closely the outer ring of rolling element and bearing, makes radial measurement error larger.
The content of the invention
It is an object of the invention to provide to measuring device for windage, during alleviating the horizontal measurement bearing clearance of existing bearing,
The rolling element of bearing tilts, it is impossible to fits closely the outer ring of rolling element and bearing, makes radial measurement error larger
Technical problem.
Radial internal clearance measuring apparatus provided by the invention, including：Supporting item, be used to support bearing inner ring locating core,
For locking the inner ring retaining mechanism of bearing inner race, the measuring mechanism for measuring bearing end-play and for jacking up axis upwards
The jacking mechanism held；
The locating core is arranged on the side of the supporting item, and the axis of the locating core is horizontal line；Described
It is provided with the first locating slot on locating core, and first locating slot is through the side of the locating core；The inner ring locking
Mechanism is arranged in first locating slot, and the inner ring retaining mechanism and supporting item are connected by the 3rd connecting plate, and described
Inner ring retaining mechanism can be moved along the side of inner cavity to the locating core of first locating slot；
The measuring mechanism is arranged on directly over the locating core, and the measuring mechanism and branch are connected by the 7th connecting plate
Support member, and the measuring mechanism can be moved vertically；
The jacking mechanism is arranged on immediately below the locating core, and the jacking mechanism can be moved vertically.
Further, the inner ring retaining mechanism includes L-type hook, the first connection component and the first driving element；
First locating slot is along straight up through the side wall of the locating core, and described in first locating slot perforation
The short transverse of locating core；
The L-type, which hooks, includes connected horizontal part and vertical portion；Height of the horizontal part that the L-type hooks along the locating core
Direction is stretched into first locating slot, and by first connection component connect the first driving element and L-type hook it is vertical
Portion, so that the horizontal part that the L-type hooks is moved to the inner cavity along first locating slot to vertical direction；
First connection component and supporting item are connected by the 3rd connecting plate.
Further, first connection component includes the first shrapnel group, the first connecting plate, the second connecting plate, the first water
Flat transverse slat and the 4th connecting plate；
First shrapnel group includes two the first horizontal positioned shrapnels, is connected by first connecting plate and second
Plate connects the both ends of two first shrapnels vertically respectively；And first connecting plate is connected with the 3rd connecting plate, described
Two connecting plates are connected by the first level transverse slat with the vertical portion that the L-type hooks；
First driving element is the first cylinder；The piston rod of first cylinder is arranged on the first shrapnel described in upper strata
Top, and the piston rod of first cylinder is moved in vertical direction, and the cylinder body of first cylinder passes through the described 4th and connects
Fishplate bar is connected on the 3rd connecting plate.
Further, the measuring mechanism includes clearance measuring pen, the second connection component and the second driving element；
The clearance measuring pen and the second driving element are connected by second connection component, so that the clearance measures
Pen can be vertically moving.
Further, the measuring mechanism further includes the transiting rod for withstanding bearing upper end；
Second connection component includes the second shrapnel group, the 5th company's part plate, the 6th connecting plate, the 7th connecting plate and second
Horizontal cross plate；
Second shrapnel group includes two the second horizontal positioned shrapnels, is connected by the 5th connecting plate and the 6th
Plate connects the both ends of two second shrapnels vertically respectively；It is described 5th connect part plate by second horizontal cross plate with it is described
Clearance measuring pen connects, and the 6th connecting plate is connected by the 7th connecting plate with the supporting item；
Second horizontal cross plate clamps the transiting rod, and the transiting rod is arranged on the lower end of the clearance measuring pen,
So that the clearance measuring pen can vertically be moved with the transiting rod.
Further, second driving element is the second cylinder；
Second cylinder is horizontally disposed with, and the axis direction of the length direction and the locating core of second cylinder hangs down
Directly；Wedge block is connected with the piston rod of second cylinder, the upper surface of the wedge block is inclined plane, is connected the described 5th
The side of part plate is provided with the roller coordinated with the inclined plane, so that the piston rod of second cylinder moves, described in realization
Roller vertically moves.
Further, the radial internal clearance measuring apparatus further includes switching mechanism；
The switching mechanism includes backing plate, support leg, for driving rotating 4th cylinder of the backing plate and for compressing
Bearing outer ring presses component；
The support leg is arranged on the front side of the supporting item, and the backing plate is hinged with the support leg；In the backing plate
Lower end and be connected with link member at the support leg, be in angle between the link member and backing plate, in the link member
On be provided with the second through hole, second through hole is the strip through-hole set along the link member length direction；4th gas
Cylinder is vertically arranged, and the piston rod of the 4th cylinder is connected in second through hole by connecting shaft, so that upper described
When the piston rod of four cylinders moves up, the connecting shaft is slided in second through hole, rotates the backing plate, and is made described
Bearing on backing plate can be socketed on the locating core；
The component that presses includes mounting blocks and the pressing piece of the outer ring for pushing down bearing；The mounting blocks are arranged on institute
State on backing plate；The side wall of the mounting blocks is provided with the third through-hole passed through for the jacking mechanism, and the third through-hole
Through the upper surface of the mounting blocks；The pressing piece is connected to the upper surface of the mounting blocks.
Further, it is provided with first through hole on the backing plate；
The switching mechanism further includes pushing component；The pushing component includes fixed mounting plate, promotes installing plate, the 5th
Cylinder and guidance set；
The fixed mounting plate is installed in the lower end of the first through hole, and the cylinder body of the 5th cylinder is installed in described solid
The lower end of Dingan County's loading board；The piston rod of 5th cylinder is connected through the fixed mounting plate with the promotion installing plate, and
The promotion installing plate can pass through the first through hole；The mounting blocks are connected to the upper surface of the promotion installing plate；
The housing of the guidance set is connected with the fixed mounting plate, and the guide post of the guidance set is pacified with described promote
Loading board connects.
Further, the radial internal clearance measuring apparatus further includes micro-adjusting mechanism；
The micro-adjusting mechanism includes connector, fixed plate and two adjusting screw rods；The fixed plate is arranged on the support
The surface of part, the supporting item and the fixed plate are connected by the connector；3rd connecting plate and the 7th connection
Plate distinguishes slidable connection in the both sides of the supporting item, one of them described adjusting screw rod is through the fixed plate and described the
Three connecting plates are threadedly coupled, another described adjusting screw rod is threadedly coupled through the fixed plate with the 7th connecting plate.
Compared with prior art, the device have the advantages that：
Radial internal clearance measuring apparatus provided by the invention, by supports support locating core, the axis for making locating core is water
Horizontal line, can make bearing be socketed in locating core vertically；By setting the first locating slot in locating core, the first locating slot is through calmly
The side of position core, enables inner ring retaining mechanism to be moved along the inner cavity of the first locating slot to the side of locating core, when drop bearing holder (housing, cover)
When being connected on locating core, inner ring retaining mechanism is moved to the side of locating core, it is possible to achieve locks the purpose of bearing inner race, inner ring lock
The side of the remotely located core of tight mechanism, it is possible to achieve unclamp bearing inner race；By by measuring mechanism be placed on locating core just on
Side, measuring mechanism are moved downward when can measure bearing inner ring locking, the clearance value that bearing outer ring moves down, this clearance value is first
Clearance value；Then moved upwards by the jacking mechanism immediately below locating core again, bearing inner ring locking is measured by measuring mechanism
When, clearance value that bearing outer ring moves up, this clearance value is the second clearance value, is subtracted each other by the second clearance value and the first clearance value,
Accurately clearance value is measured, such measured value is more accurate, and error is small.
In the present invention, by by original horizontal measurement, making vertical measurement into, making the length direction and bearing of rolling element
Axis direction it is consistent, when external force housing washer moves radially, reduce active force of the rolling element to outer ring, make rolling
Body is fitted closely with outer ring, reduces the error measured, makes numerical value more accurate.
It is an object of the invention to provide Bearing testing equipment, during alleviating the horizontal measurement bearing clearance of existing bearing, axis
The rolling element held tilts, it is impossible to fits closely the outer ring of rolling element and bearing, makes the larger skill of radial measurement error
Art problem.
A kind of Bearing testing equipment provided by the invention, the radial internal clearance measuring apparatus.
Compared with prior art, the device have the advantages that：
Bearing testing equipment provided by the invention, by the locating core that the inner ring of bearing is sleeved on to radial internal clearance measuring apparatus
On, the numerical value of the radial internal clearance of bearing is measured, realizes the purpose being detected to the quality of bearing.Wherein, radial internal clearance measures
The structure and beneficial effect of equipment are above-mentioned to have been carried out detailed elaboration, and which is not described herein again.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
Put, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of radial internal clearance measuring apparatus provided in an embodiment of the present invention；
Fig. 2 is partial enlarged view at the A for the radial internal clearance measuring apparatus that Fig. 1 is provided；
Fig. 3 is the structure of inner ring retaining mechanism and measuring mechanism in radial internal clearance measuring apparatus provided in an embodiment of the present invention
Schematic diagram；
Fig. 4 is another structure diagram of radial internal clearance measuring apparatus provided in an embodiment of the present invention, including tipper
Structure；
Fig. 5 is partial enlarged view at the B for the radial internal clearance measuring apparatus that Fig. 4 is provided；
Fig. 6 provides the top view for the radial internal clearance measuring apparatus for being for Fig. 4.
Icon：100- locating cores；200- inner ring retaining mechanisms；300- measuring mechanisms；400- jacking mechanisms；500-
Switching mechanism；600- micro-adjusting mechanisms；The first locating slots of 110-；120- positioning bases；The second locating slots of 121-；130- branch
Support member；The 3rd locating slots of 131-；210-L types hook；The first connection components of 220-；The first shrapnel groups of 221-；222- first connects
Fishplate bar；The second connecting plates of 223-；The 3rd connecting plates of 224-；225- first level transverse slats；The first cylinders of 230-；231-
Four connecting plates；310- clearance measuring pens；311- transiting rods；The second connection components of 320-；The second shrapnel groups of 321-；322-
5th connecting plate；The 6th connecting plates of 323-；The 7th connecting plates of 324-；The second horizontal cross plates of 325-；The second cylinders of 330-；
331- wedge blocks；332- rollers；The 3rd cylinders of 410-；420- mandril parts；510- backing plates；511- first through hole；520-
4th cylinder；The second through holes of 521-；522- link members；530- pushing components；The 5th cylinders of 531-；532- guidance sets；
533- fixed mounting plates；534- promotes installing plate；540- presses component；541- mounting blocks；542- pressing plates；550- is supported
Leg；610- connectors；620- adjusting screw rods；621- fixed plates.
Embodiment
Technical scheme is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, belong to the scope of protection of the invention.
In the description of the present invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Easy to describe the present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Embodiment one
As shown in Figure 1, radial internal clearance measuring apparatus provided in this embodiment, including：Supporting item 130, be used to support bearing
The locating core 100 of inner ring, the inner ring retaining mechanism 200 for locking bearing inner race, the survey for measuring bearing end-play
Measuring mechanism 300 and the jacking mechanism 400 for jacking up bearing upwards；Locating core 100 is arranged on the side of supporting item 130, and
The axis of locating core 100 is horizontal line；The first locating slot 110 is provided with locating core 100, and the first locating slot 110 runs through
In the side of locating core 100；Inner ring retaining mechanism 200 is arranged in the first locating slot 110, is connected by the 3rd connecting plate 224
Inner ring retaining mechanism 200 and supporting item 130, and inner ring retaining mechanism 200 can be along the inner cavity of the first locating slot 110 to locating core
100 side movement；Measuring mechanism 300 is arranged on directly over locating core 100, and measuring mechanism is connected by the 7th connecting plate 324
300 and supporting item 130, and measuring mechanism 300 can be moved vertically；Under jacking mechanism 400 is arranged on locating core 100 just
Side, and jacking mechanism 400 can be moved vertically.
Radial internal clearance measuring apparatus provided in this embodiment, supports locating core 100 by supporting item 130, makes locating core 100
Axis be horizontal line, bearing can be made to be socketed in locating core 100 vertically；By setting the first locating slot in locating core 100
110, the first locating slot 110 enables inner ring retaining mechanism 200 along the first locating slot 110 through the side of locating core 100
Inner cavity is moved to the side of locating core 100, and when dropping bearing and being socketed in locating core 100, inner ring retaining mechanism 200 is to locating core
100 side movement, it is possible to achieve lock the purpose of bearing inner race, the side of the remotely located core 100 of inner ring retaining mechanism 200,
It can realize release bearing inner race；By the way that measuring mechanism 300 to be placed on to the surface of locating core 100, measuring mechanism 300 is downward
Movement be when can measure bearing inner ring locking, and the clearance value that bearing outer ring moves down, this clearance value is the first clearance value；Then lead to again
The jacking mechanism 400 crossed immediately below locating core 100 moves upwards, when measuring bearing inner ring locking by measuring mechanism 300, bearing
The clearance value that outer ring moves up, this clearance value are the second clearance value, are subtracted each other by the second clearance value and the first clearance value, are measured precisely
Clearance value, such measured value is more accurate, and error is small.
In the present embodiment, by by original horizontal measurement, making vertical measurement into, making the length direction and axis of rolling element
The axis direction held is consistent, when external force housing washer moves radially, reduces active force of the rolling element to outer ring, makes rolling
Kinetoplast is fitted closely with outer ring, reduces the error measured, makes numerical value more accurate.
It should be noted that the structure of supporting item 130 have it is a variety of, for example, can be support frame, or support
Plate, in the present embodiment, supporting item 130 are support plate.
It should be noted that as shown in Figure 1, jacking mechanism 400 includes the 3rd cylinder 410 and mandril part 420, the 3rd cylinder
410 are vertically arranged in the underface of locating core 100, and mandril part 420 is connected on the piston rod of the 3rd cylinder 410, the 3rd cylinder
410 driving mandril parts 420 vertically move, close and jack up the bearing on locating core 100, or remotely located core 100.
On the basis of above-described embodiment, further, as shown in figures 1 and 3, inner ring retaining mechanism 200 is hooked including L-type
210th, the first connection component 220 and the first driving element；First locating slot 110 along straight up run through locating core 100 side wall,
And first locating slot 110 penetrate through locating core 100 short transverse；L-type, which hooks 210, includes connected horizontal part and vertical portion；L-type hooks
The short transverse of 210 horizontal part along locating core 100 is stretched into the first locating slot 110, and is connected by the first connection component 220
First driving element and L-type hook 210 vertical portion so that L-type hook 210 horizontal part to the inner cavity along the first locating slot 110 to
Vertical direction moves；First connection component 220 and supporting item 130 are connected by the 3rd connecting plate 224.It is, pass through first
Connection component 220 connects the first driving element and L-type hooks 210, L-type is hooked the movement of 210 vertical directions, so that L-type hooks 210
Horizontal part vertically moves, and when horizontal part moves up, is moved to the outside of locating core 100, is capable of the inner ring of clamping bearing,
When horizontal part moves down, it is embedded in the first locating slot 110, horizontal part unclamps the locking to bearing inner race.
It should be noted that in the present embodiment, as depicted in figs. 1 and 2, locating core 100 is real by positioning base 120
Now with the connection of supporting item 130.In order to make structure compacter, the second locating slot 121 is set on positioning base 120, is supported
3rd locating slot 131 is set on part 130, and the first locating slot 110, the second locating slot 121 are connected with the 3rd locating slot 131, energy
The horizontal part of L-type hook 210 is enough set to stretch into the first locating slot 110, the second locating slot 121 and the 3rd positioning are goed deep into vertical portion at the same time
Groove 131, and can be along the length direction vertical shift of the second locating slot 121 and the 3rd locating slot 131.
On the basis of above-described embodiment, further, as shown in figure 3, the first connection component 220 includes the first shrapnel group
221st, the first connecting plate 222, the second connecting plate 223,225 and the 4th connecting plate 231 of first level transverse slat；First shrapnel group 221
Including two the first horizontal positioned shrapnels, pass through the vertical connection two the respectively of the first connecting plate 222 and the second connecting plate 223
The both ends of one shrapnel；And first connecting plate 222 be connected with the 3rd connecting plate 224, the second connecting plate 223 passes through first level transverse slat
225 vertical portions that 210 are hooked with L-type are connected；First driving element is the first cylinder 230；The piston rod of first cylinder 230 is arranged on
The top of the first shrapnel of upper strata, and the piston rod of the first cylinder 230 is moved in vertical direction, the cylinder body of the first cylinder 230 passes through
4th connecting plate 231 is connected on the 3rd connecting plate 224.It is, the second connecting plate is realized by first level transverse slat 225
223 hook 210 with L-type is connected, and is connected by the first connecting plate 222 with the 3rd connecting plate 224, realizes the position of the first connecting plate 222
Fixation is put, L-type hooks 210 horizontal part in extreme higher position at this time, mobile in the outside of locating core 100, and the first cylinder 230 is set
In the top of the first shrapnel group 221, when the piston rod of the first cylinder 230 moves down, contacted with the first shrapnel group 221 and make the first bullet
Piece group 221 moves down, so that the second connecting plate 223 moves down, and then moves down the horizontal part of L-type hook 210, unclamps to bearing inner race
Clamping.
It should be noted that the first shrapnel group 221 not only includes two the first shrapnels, multiple first bullets can also be included
Piece, as long as the purpose to the inner ring retaining and release of bearing can be realized.
In addition, in the present embodiment, as shown in figure 3, measuring mechanism 300 includes clearance measuring pen 310, the second connection component
320 and second driving element；Clearance measuring pen 310 and the second driving element are connected by the second connection component 320, so that clearance
Measuring pen 310 can be vertically moving.
On the basis of above-described embodiment, further, as shown in figure 3, the second connection component 320 includes the second shrapnel group
321st, the 5th connects part plate, the 6th connecting plate 323, the 7th connecting plate 324 and the second horizontal cross plate 325；Second shrapnel group 321 includes
Two the second horizontal positioned shrapnels, two the second bullets are connected by the 5th connecting plate 322 and the 6th connecting plate 323 vertically respectively
The both ends of piece；5th company's part plate is connected by the second horizontal cross plate 325 with clearance measuring pen 310, and the 6th connecting plate 323 passes through the
Seven connecting plates 324 are connected with supporting item 130.Pass through the vertical connection two the respectively of the 5th connecting plate 322 and the 6th connecting plate 323
The both ends of two shrapnels, make the structure become an elastic construction, and the 6th connecting plate 323 passes through the 7th connecting plate 324 and supporting item
130 connections, make the 5th connecting plate 322 become elastic tip, can make the 5th connecting plate 322 in vertical side by the second driving element
To moving up, when jacking mechanism 400 pushes up bearing, the 5th connecting plate 322 can also equally be jacked up.
It should be noted that the second shrapnel group 321 not only includes two the second shrapnels, multiple second bullets can also be included
Piece, if can realize to clearance measuring pen 310 vertical direction movement.
On the basis of above-described embodiment, further, as shown in figure 3, the second driving element is the second cylinder 330；Second
Cylinder 330 is horizontally disposed, and the length direction of the second cylinder 330 is vertical with the axis direction of locating core 100；In the second cylinder
330 piston rod is connected with wedge block 331, and the upper surface of wedge block 331 is inclined plane, is provided with the side of the 5th company's part plate
The roller 332 coordinated with inclined plane, so that the piston rod movement of the second cylinder 330, realizes that roller 332 vertically moves.
It is, the upper surface of wedge block 331 promotes wedge block 331 to move horizontally, makes rolling with the horizontal angle, the second cylinder 330
Wheel 332 is slided along inclined plane, so that roller 332 moves up or down, and then drives the clearance on the second horizontal cross plate 325 to survey
Amount pen 310 moves up or down.Wherein, the inclined plane of wedge block 331 can be proximate to one end of locating core 100 higher than away from fixed
One end of position core 100 or the one end for being less than remotely located core 100 close to one end of locating core 100.In the present embodiment
In, the inclined plane of wedge block 331 is to be less than one end of remotely located core 100, at this time, the second gas close to one end of locating core 100
When cylinder 330 is to close to the translation of 100 direction of locating core, clearance measuring pen 310 moves up, and the second cylinder 330 is to remotely located core
When 100 directions translate, clearance measuring pen 310 moves down.
It should be noted that the second driving element can also be other structures, for example, the second driving element is rack-and-pinion
The structure of cooperation, promotes wedge block 331 to move horizontally by rack, or other structures, as long as wedge block 331 can be realized
Move horizontally.
In addition, in the present embodiment, as shown in figure 3, measuring mechanism 300 further includes the transiting rod for withstanding bearing upper end
311；Second horizontal cross plate 325 clamps transiting rod 311, and transiting rod 311 is arranged on the lower end of clearance measuring pen 310, so that clearance
Measuring pen 310 can vertically be moved with transiting rod 311.It is, the second horizontal cross plate 325 clamps transiting rod 311,
The second driving element is set to drive transiting rod 311 to be moved in vertical direction, clearance measuring pen 310 is arranged on the top of transiting rod 311,
Transiting rod 311 can drive clearance measuring pen 310 to move, and such setting can make transiting rod 311 replace clearance measuring pen 310
The chucking power of the second horizontal cross plate 325 is born, clearance measuring pen 310 is protected.It should be noted that in the present embodiment
In, in order to make the stabilization of 310 standing of clearance measuring pen, a horizontal supporting plate, the horizontal supporting plate and support are set
Part 130 is fixedly connected, and sets a vertical through hole in horizontal supporting plate, vertical through hole is in the surface of locating core 100, clearance measurement
Pen 310 can be sleeved on vertical through hole, and clearance measuring pen 310 is supported by vertical through hole.In order to make structure simpler, beautiful, tight
Gather, in the present embodiment, the first connection component 220 and the second connection component 320 are symmetrically connected to the both sides of locating core 100, and first
Horizontal cross plate 225 is structure as a whole with horizontal supporting plate, and first level transverse slat 225 is arranged on the surface of locating core 100, vertically
Through hole is arranged on first level transverse slat 225, and L-type hooks 210 and is connected with the side of first level transverse slat 225.It should be noted that
Vertical through hole plays the role of supporting clearance measuring pen 310, due to the supporting role of transiting rod 311, prevent clearance measuring pen 310 from
As first level transverse slat 225 moves and move.
In addition, in the present embodiment, as shown in Figure 4, Figure 5 and Figure 6, radial internal clearance measuring apparatus further includes switching mechanism
500；Switching mechanism 500 includes backing plate 510, support leg 550, for driving rotating 4th cylinder 520 of backing plate 510 and for pressing
Mandrel bearing outer-ring presses component 540；Support leg 550 is arranged on the front side of supporting item 130, and backing plate 510 is cut with scissors with support leg 550
Connect；Link member 522 is connected with the lower end of backing plate 510 and at support leg 550, in folder between link member 522 and backing plate 510
Angle, is provided with the second through hole 521 on link member 522, and the second through hole 521 is the bar shaped set along 522 length direction of link member
Through hole；4th cylinder 520 is vertically arranged, and the piston rod of the 4th cylinder 520 is connected in the second through hole 521 by connecting shaft,
During so that the piston rod of upper 4th cylinder 520 moving up, connecting shaft is slided in the second through hole 521, rotates backing plate 510, and
The bearing on backing plate 510 is set to be socketed on locating core 100；Pressing component 540 includes mounting blocks 541 and for pushing down bearing
Outer ring pressing piece；Mounting blocks 541 are arranged on backing plate 510；The side wall of mounting blocks 541 is provided with for jacking mechanism 400
The third through-hole passed through, and third through-hole runs through the upper surface of mounting blocks 541；Pressing piece is connected to the upper surface of mounting blocks 541.
It is, by switching mechanism 500,510 upper bearing (metal) of backing plate is turned on locating core 100, realizes equipment
Machinery is set；Link member 522 is connected by the 4th cylinder 520, realizes the upset of backing plate 510；It is spacing by pressing component 540
The position of bearing, enables the position of bearing to remain unchanged, can accurately reach locating core 100.
In order to more accurately make bearing be socketed in locating core 100, on the basis of above-described embodiment, further, such as
Shown in Fig. 4, first through hole 511 is provided with backing plate 510；Switching mechanism 500 further includes pushing component 530；Pushing component 530
Including fixed mounting plate 533, promote installing plate 534, the 5th cylinder 531 and guidance set 532；Fixed mounting plate 533 is installed in
The lower end of first through hole 511, the cylinder body of the 5th cylinder 531 are installed in the lower end of fixed mounting plate 533；The work of 5th cylinder 531
Stopper rod is connected through fixed mounting plate 533 with promotion installing plate 534, and promotes installing plate 534 to pass through first through hole 511；
Mounting blocks 541 are connected to the upper surface for promoting installing plate 534；The housing of guidance set 532 is connected with fixed mounting plate 533, is led
It is connected to the guide post of component 532 with promotion installing plate 534.It is, the 5th cylinder 531 is fixed by fixed mounting plate 533
Cylinder body, by the piston rod of the 5th cylinder 531 with promoting installing plate 534 to be connected, after being rotated by 90 ° backing plate 510, passes through the 5th gas
The driving of cylinder 531 promotes installing plate 534 to be moved to 100 direction of locating core, can make bearing on promotion installing plate 534 to locating core
100 movements, can so ensure that the bearing of backing plate 510 is accurately sleeved on bearing.Meanwhile press component 540 and be connected to promotion
Installing plate 534, presses component 540 and is moved with promoting installing plate 534 to move.
It should be noted that the structure of pressing piece have it is a variety of, for example, the pressing plate 542 of annulus or the pressure of two bar shapeds
Plate 542, pressing piece is the pressing plate 542 of two bar shapeds in the present embodiment, and the pressing plate 542 of two bar shapeds is separately positioned on threeway
The both ends in hole, and pressing plate 542 compresses the outer ring of bearing.
In order to improve the adaptability of radial internal clearance measuring apparatus, the bearing of different-diameter can adapt to.In the present embodiment,
As shown in Figure 1 and Figure 4, radial internal clearance measuring apparatus further includes micro-adjusting mechanism 600；Being adjusted by micro-adjusting mechanism 600 to be adjusted
Measuring mechanism 300 and inner ring retaining mechanism 200 position relationship with locating core 100 respectively, more use.Wherein, freqency fine adjustment machine
Structure 600 includes connector 610, fixed plate 621 and two adjusting screw rods 620；Fixed plate 621 be arranged on supporting item 130 just on
Side, supporting item 130 and fixed plate 621 are connected by connector 610；3rd connecting plate 224 and the 7th connecting plate 324 can be slided respectively
The dynamic both sides for being connected to supporting item 130, one of adjusting screw rod 620 connect through fixed plate 621 and 224 screw thread of the 3rd connecting plate
Connect, another adjusting screw rod 620 is threadedly coupled through fixed plate 621 with the 7th connecting plate 324.It is, by adjusting adjusting
Screw rod 620, makes 130 relative motion of the 3rd connecting plate 224 and 324 relative support of the 7th connecting plate, realizes the effect of fine setting.
It should be noted that the 3rd connecting plate 224 and the 7th connecting plate 324 respectively with 130 slidable connection of supporting item, its connection mode
Have it is a variety of, such as male and fomale(M＆F) coordinate or slide coordinate realize slidable connection.
The course of work of radial internal clearance measuring apparatus provided in this embodiment：Bearing is placed first and promotes installing plate 534
On, and bearing is pushed down by pressing plate 542, the first cylinder 230 is pressed downward the first shrapnel group 221 at this time, makes 221 band of the first shrapnel group
Dynamic L-type hooks 210 and moves down；Drive backing plate 510 to rotate by the 4th cylinder 520, be rotated by 90 ° it, at this time the axis of bearing
With the axis collinear of locating core 100；Start the 5th cylinder 531, promote installing plate 534 to be moved to locating core 100, make bearing
Inner ring be socketed on locating core 100, at this time, the piston rod of the first cylinder 230 recovers initial position, and L-type hooks 210 horizontal part
Lock the inner ring of bearing；The piston rod of second cylinder 330 moves horizontally, and moves downward roller 332, makes clearance measuring pen 310
Move downward, measure the first clearance value, which is initial value；Next, being moved upwards by the 3rd cylinder 410, bearing is jacked up,
Measure the second clearance value；Finally, subtracted each other by the second clearance value and the first clearance value and measure actual radial internal clearance value.
Embodiment two
A kind of Bearing testing equipment provided in this embodiment, the radial internal clearance measuring apparatus that embodiment one provides.
Bearing testing equipment provided in this embodiment, by the positioning that the inner ring of bearing is sleeved on to radial internal clearance measuring apparatus
On core 100, the numerical value of the radial internal clearance of bearing is measured, realizes the purpose being detected to the quality of bearing.Wherein, radial internal clearance
The structure and beneficial effect of measuring apparatus are above-mentioned to have been carried out detailed elaboration, and which is not described herein again.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. radial internal clearance measuring apparatus, it is characterised in that including：Supporting item, be used to support bearing inner ring locating core, For locking the inner ring retaining mechanism of bearing inner race, the measuring mechanism for measuring bearing end-play and for jacking up axis upwards The jacking mechanism held；The locating core is arranged on the side of the supporting item, and the axis of the locating core is horizontal line；In the positioning It is provided with the first locating slot on core, and first locating slot is through the side of the locating core；The inner ring retaining mechanism It is arranged in first locating slot, the inner ring retaining mechanism and supporting item, and the inner ring is connected by the 3rd connecting plate Retaining mechanism can be moved along the side of inner cavity to the locating core of first locating slot；The measuring mechanism is arranged on directly over the locating core, and the measuring mechanism and support are connected by the 7th connecting plate Part, and the measuring mechanism can be moved vertically；The jacking mechanism is arranged on immediately below the locating core, and the jacking mechanism can be moved vertically.
- 2. radial internal clearance measuring apparatus according to claim 1, it is characterised in that the inner ring retaining mechanism includes L-type Hook, the first connection component and the first driving element；First locating slot is along the side wall for running through the locating core straight up, and first locating slot penetrates through the positioning The short transverse of core；The L-type, which hooks, includes connected horizontal part and vertical portion；Short transverse of the horizontal part that the L-type hooks along the locating core Stretch into first locating slot, and the vertical portion that the first driving element and L-type hook is connected by first connection component, with The horizontal part that the L-type hooks is set to be moved to the inner cavity along first locating slot to vertical direction；First connection component and supporting item are connected by the 3rd connecting plate.
- 3. radial internal clearance measuring apparatus according to claim 2, it is characterised in that first connection component includes first Shrapnel group, the first connecting plate, the second connecting plate, first level transverse slat and the 4th connecting plate；First shrapnel group includes two the first horizontal positioned shrapnels, passes through first connecting plate and the second connecting plate point The both ends of two first shrapnels are not connected not vertically；And first connecting plate is connected with the 3rd connecting plate, described second connects Fishplate bar is connected by the first level transverse slat with the vertical portion that the L-type hooks；First driving element is the first cylinder；The piston rod of first cylinder is arranged on the upper of the first shrapnel described in upper strata Side, and the piston rod of first cylinder is moved in vertical direction, the cylinder body of first cylinder passes through the 4th connecting plate It is connected on the 3rd connecting plate.
- 4. radial internal clearance measuring apparatus according to claim 1, it is characterised in that the measuring mechanism is measured including clearance Pen, the second connection component and the second driving element；The clearance measuring pen and the second driving element are connected by second connection component, so that the clearance measuring pen energy It is enough vertically moving.
- 5. radial internal clearance measuring apparatus according to claim 4, it is characterised in that the measuring mechanism is further included for pushing up The firmly transiting rod of bearing upper end；It is horizontal that second connection component includes the second shrapnel group, the 5th company's part plate, the 6th connecting plate, the 7th connecting plate and second Transverse slat；Second shrapnel group includes two the second horizontal positioned shrapnels, passes through the 5th connecting plate and the 6th connecting plate point The both ends of two second shrapnels are not connected not vertically；5th company part plate passes through second horizontal cross plate and the clearance Measuring pen connects, and the 6th connecting plate is connected by the 7th connecting plate with the supporting item；Second horizontal cross plate clamps the transiting rod, and the transiting rod is arranged on the lower end of the clearance measuring pen, so that The clearance measuring pen can vertically be moved with the transiting rod.
- 6. radial internal clearance measuring apparatus according to claim 5, it is characterised in that second driving element is the second gas Cylinder；Second cylinder is horizontally disposed with, and the length direction of second cylinder is vertical with the axis direction of the locating core； Wedge block is connected with the piston rod of second cylinder, the upper surface of the wedge block is inclined plane, connects part the described 5th The side of plate is provided with the roller coordinated with the inclined plane, so that the piston rod movement of second cylinder, realizes the rolling Wheel vertically moves.
- 7. according to claim 1-6 any one of them radial internal clearance measuring apparatus, it is characterised in that further include switching mechanism；The switching mechanism includes backing plate, support leg, for driving rotating 4th cylinder of the backing plate and for compressing bearing Press component in outer ring；The support leg is arranged on the front side of the supporting item, and the backing plate is hinged with the support leg；Under the backing plate Link member is connected with end and the close support leg, is in angle between the link member and backing plate, is set on the link member The second through hole is equipped with, second through hole is the strip through-hole set along the link member length direction；4th cylinder erects It is straight to set, and the piston rod of the 4th cylinder is connected in second through hole by connecting shaft, so that upper 4th gas When the piston rod of cylinder moves up, the connecting shaft is slided in second through hole, rotates the backing plate, and make the backing plate On bearing can be socketed on the locating core；The component that presses includes mounting blocks and the pressing piece of the outer ring for pushing down bearing；The mounting blocks are arranged on the pad On plate；The side wall of the mounting blocks is provided with the third through-hole passed through for the jacking mechanism, and the third through-hole runs through The upper surface of the mounting blocks；The pressing piece is connected to the upper surface of the mounting blocks.
- 8. radial internal clearance measuring apparatus according to claim 7, it is characterised in that it is logical that first is provided with the backing plate Hole；The switching mechanism further includes pushing component；The pushing component includes fixed mounting plate, promotes installing plate, the 5th cylinder And guidance set；The fixed mounting plate is installed in the lower end of the first through hole, and the cylinder body of the 5th cylinder is installed in the fixed peace The lower end of loading board；The piston rod of 5th cylinder is connected through the fixed mounting plate with the promotion installing plate, and described Installing plate is promoted to pass through the first through hole；The mounting blocks are connected to the upper surface of the promotion installing plate；The housing of the guidance set is connected with the fixed mounting plate, the guide post of the guidance set and the promotion installing plate Connection.
- 9. according to claim 1-6 any one of them radial internal clearance measuring apparatus, it is characterised in that further include micro-adjusting mechanism；The micro-adjusting mechanism includes connector, fixed plate and two adjusting screw rods；The fixed plate is arranged on the supporting item Surface, the supporting item and the fixed plate are connected by the connector；3rd connecting plate and the 7th connecting plate point Other slidable connection connects in the both sides of the supporting item, one of them described adjusting screw rod through the fixed plate and the described 3rd Fishplate bar is threadedly coupled, another described adjusting screw rod is threadedly coupled through the fixed plate with the 7th connecting plate.
- A kind of 10. Bearing testing equipment, it is characterised in that including：As claim 1-9 any one of them radial internal clearance is surveyed Measure equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711498269.7A CN108007317A (en) | 2017-12-29 | 2017-12-29 | Radial internal clearance measuring device and Bearing testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711498269.7A CN108007317A (en) | 2017-12-29 | 2017-12-29 | Radial internal clearance measuring device and Bearing testing equipment |
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| CN108007317A true CN108007317A (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711498269.7A Pending CN108007317A (en) | 2017-12-29 | 2017-12-29 | Radial internal clearance measuring device and Bearing testing equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443285A (en) * | 2018-12-27 | 2019-03-08 | 宁波中亿自动化装备有限公司 | Bearing clearance measurement method and its equipment |
| CN109443282A (en) * | 2018-12-27 | 2019-03-08 | 宁波中亿自动化装备有限公司 | Bearing inner race raceway diameter detection device |
| CN111780646A (en) * | 2020-08-18 | 2020-10-16 | 安徽朝坤测试设备有限公司 | Rolling bearing radial clearance detection device |
| CN113295122A (en) * | 2021-07-27 | 2021-08-24 | 南京泰普森自动化设备有限公司 | Gearbox shafting measurement system and measurement device thereof |
| WO2024040507A1 (en) * | 2022-08-25 | 2024-02-29 | 嘉兴倍创网络科技有限公司 | Bearing inner ring fixing device for bearing inspection |
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| CN208026188U (en) * | 2017-12-29 | 2018-10-30 | 宁波中亿自动化装备有限公司 | Radial internal clearance measuring apparatus and Bearing testing equipment |
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| CN205861030U (en) * | 2016-07-22 | 2017-01-04 | 昆山轴研自动化设备有限公司 | Bearing end-play testing agency |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443285A (en) * | 2018-12-27 | 2019-03-08 | 宁波中亿自动化装备有限公司 | Bearing clearance measurement method and its equipment |
| CN109443282A (en) * | 2018-12-27 | 2019-03-08 | 宁波中亿自动化装备有限公司 | Bearing inner race raceway diameter detection device |
| CN109443285B (en) * | 2018-12-27 | 2023-08-22 | 宁波中亿自动化装备有限公司 | Bearing play measuring method and equipment thereof |
| CN111780646A (en) * | 2020-08-18 | 2020-10-16 | 安徽朝坤测试设备有限公司 | Rolling bearing radial clearance detection device |
| CN113295122A (en) * | 2021-07-27 | 2021-08-24 | 南京泰普森自动化设备有限公司 | Gearbox shafting measurement system and measurement device thereof |
| WO2024040507A1 (en) * | 2022-08-25 | 2024-02-29 | 嘉兴倍创网络科技有限公司 | Bearing inner ring fixing device for bearing inspection |
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